EP1522988A3 - Dispositif de retroéclairage et dispositif d'affichage - Google Patents

Dispositif de retroéclairage et dispositif d'affichage Download PDF

Info

Publication number
EP1522988A3
EP1522988A3 EP04023672A EP04023672A EP1522988A3 EP 1522988 A3 EP1522988 A3 EP 1522988A3 EP 04023672 A EP04023672 A EP 04023672A EP 04023672 A EP04023672 A EP 04023672A EP 1522988 A3 EP1522988 A3 EP 1522988A3
Authority
EP
European Patent Office
Prior art keywords
surface luminescent
backlight device
control section
light control
display apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP04023672A
Other languages
German (de)
English (en)
Other versions
EP1522988A2 (fr
Inventor
Shinichi Ishizuka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pioneer Corp
Original Assignee
Pioneer Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioneer Corp filed Critical Pioneer Corp
Publication of EP1522988A2 publication Critical patent/EP1522988A2/fr
Publication of EP1522988A3 publication Critical patent/EP1522988A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G09G3/3426—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines the different display panel areas being distributed in two dimensions, e.g. matrix
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0613—The adjustment depending on the type of the information to be displayed
    • G09G2320/062—Adjustment of illumination source parameters
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/021—Power management, e.g. power saving
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3648—Control of matrices with row and column drivers using an active matrix

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electroluminescent Light Sources (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
EP04023672A 2003-10-09 2004-10-05 Dispositif de retroéclairage et dispositif d'affichage Withdrawn EP1522988A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003350424A JP2005116383A (ja) 2003-10-09 2003-10-09 バックライト装置および表示装置
JP2003350424 2003-10-09

Publications (2)

Publication Number Publication Date
EP1522988A2 EP1522988A2 (fr) 2005-04-13
EP1522988A3 true EP1522988A3 (fr) 2007-09-05

Family

ID=34309252

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04023672A Withdrawn EP1522988A3 (fr) 2003-10-09 2004-10-05 Dispositif de retroéclairage et dispositif d'affichage

Country Status (4)

Country Link
US (1) US20050105284A1 (fr)
EP (1) EP1522988A3 (fr)
JP (1) JP2005116383A (fr)
CN (1) CN1605911A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4682519B2 (ja) * 2004-02-03 2011-05-11 セイコーエプソン株式会社 表示装置
DE102005012627A1 (de) * 2005-03-18 2006-08-10 Siemens Ag LCD-Displaymodul
CN100371800C (zh) * 2005-06-15 2008-02-27 友达光电股份有限公司 背光模块结构
JP4792959B2 (ja) * 2005-12-22 2011-10-12 パナソニック電工株式会社 有機ｅｌ照明パネル及び有機ｅｌ照明装置
JP2007173525A (ja) * 2005-12-22 2007-07-05 Matsushita Electric Works Ltd 有機ｅｌ照明パネル及び有機ｅｌ照明装置
WO2007081331A1 (fr) 2006-01-11 2007-07-19 Tte Technology, Inc. Système d'affichage destiné à améliorer le rapport de contraste à l'aide d'un détecteur de noir
US20070258270A1 (en) * 2006-05-05 2007-11-08 John Scheiman LED mounting device
DE102006023658A1 (de) * 2006-05-18 2007-11-22 Merck Patent Gmbh Funktionsintegrierte LCD-Anzeigen mit OLED-Backlight
JP2009252454A (ja) * 2008-04-03 2009-10-29 Rohm Co Ltd 有機エレクトロルミネセンス装置
KR101674910B1 (ko) 2009-04-15 2016-11-10 돌비 레버러토리즈 라이쎈싱 코오포레이션 공간 가변 백라이트들을 갖는 박형 디스플레이들
US9058754B2 (en) 2013-05-18 2015-06-16 John Scheiman Portable programmable sign with adjustable mounting
JP5910774B2 (ja) * 2015-03-06 2016-04-27 セイコーエプソン株式会社 静脈像撮像装置および電子機器
JP6103103B2 (ja) * 2016-03-30 2017-03-29 セイコーエプソン株式会社 静脈像撮像装置および電子機器
WO2018066513A1 (fr) * 2016-10-07 2018-04-12 シャープ株式会社 Appareil d'affichage
JP6353151B1 (ja) * 2017-11-15 2018-07-04 タイズ株式会社 無機ｅｌシートを具備したネームプレート
JP2019101284A (ja) * 2017-12-05 2019-06-24 シャープ株式会社 表示装置
US20240061526A1 (en) * 2021-01-21 2024-02-22 Lumineq Oy Method for an electroluminescent touch display and an electroluminescent touch display

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03198026A (ja) * 1989-12-27 1991-08-29 Hitachi Ltd 液晶表示装置、バックライト制御方式および情報処理装置
JPH03253816A (ja) * 1990-03-02 1991-11-12 Sanyo Electric Co Ltd 液晶表示装置
JPH0962198A (ja) * 1995-08-29 1997-03-07 Sanyo Electric Co Ltd 表示装置及び携帯端末
US6111560A (en) * 1995-04-18 2000-08-29 Cambridge Display Technology Limited Display with a light modulator and a light source
US20030030633A1 (en) * 2001-08-10 2003-02-13 Au Optronics Corp. Driving method for a power-saving Liquid Crystal Display

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3523170B2 (ja) * 2000-09-21 2004-04-26 株式会社東芝 表示装置
JP3780952B2 (ja) * 2002-01-31 2006-05-31 株式会社豊田自動織機 液晶表示装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03198026A (ja) * 1989-12-27 1991-08-29 Hitachi Ltd 液晶表示装置、バックライト制御方式および情報処理装置
JPH03253816A (ja) * 1990-03-02 1991-11-12 Sanyo Electric Co Ltd 液晶表示装置
US6111560A (en) * 1995-04-18 2000-08-29 Cambridge Display Technology Limited Display with a light modulator and a light source
JPH0962198A (ja) * 1995-08-29 1997-03-07 Sanyo Electric Co Ltd 表示装置及び携帯端末
US20030030633A1 (en) * 2001-08-10 2003-02-13 Au Optronics Corp. Driving method for a power-saving Liquid Crystal Display

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 015, no. 466 (P - 1280) 26 November 1991 (1991-11-26) *
PATENT ABSTRACTS OF JAPAN vol. 016, no. 053 (P - 1309) 10 February 1992 (1992-02-10) *
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 07 31 July 1997 (1997-07-31) *

Also Published As

Publication number Publication date
US20050105284A1 (en) 2005-05-19
JP2005116383A (ja) 2005-04-28
CN1605911A (zh) 2005-04-13
EP1522988A2 (fr) 2005-04-13

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